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    Fuzzy match across codes, option descriptions, and model aliases. Every result is graded and, where the factory documents it, cited.
    79M Factory-verified

    GMC · Regular Production Option

    Accent color, Dark Maroon Metallic

    Years 1985 Models 1 Factory citations 1
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    Also documented for Chevrolet

    Documented applications

    Caballero — G-body (1983–1987)
    • 1985 Factory-verified

      Must be ordered; two-tone accent color with D91; shared G-body platform code; cited from the joint El Camino/Caballero pages of the Chevrolet El Camino kits

      GM Heritage factory kit — 1985 Chevrolet El Camino, p.19.

    Related codes · mentioned in these notes

    D91

    This page aggregates every documented appearance of 79M in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.